[Event "2023 Winter Marathon"] [Site "https://lichess.org/H44Mz4Yu"] [Date "2023.12.29"] [White "j_coca"] [Black "Shuvalov"] [Result "1-0"] [UTCDate "2023.12.29"] [UTCTime "04:02:05"] [WhiteElo "2361"] [BlackElo "2489"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-8"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 d5 { A03 Bird Opening: Dutch Variation } 2. Nf3 Bg4 3. e3 Nd7 4. d4 Ngf6 5. Bd3 Ne4? { (-0.47 → 0.85) Mistake. e6 was best. } (5... e6 6. h3 Bf5 7. O-O Be7 8. g4 Bg6 9. Ne5 Bxd3 10. cxd3) 6. O-O?! { (0.85 → 0.20) Inaccuracy. c4 was best. } (6. c4 c6 7. Nc3 Qa5 8. Qb3 Bxf3 9. gxf3 Nxc3 10. bxc3 dxc4) 6... Ndf6 7. Nbd2 e6 8. c3 c5?? { (-0.34 → 2.25) Blunder. Bf5 was best. } (8... Bf5 9. Ne5 h5 10. Qb3 Qc8 11. c4 c6 12. c5 Be7 13. Qc2 h4 14. b4 h3 15. g3) 9. Qa4+ Ke7 10. Ne5 Bf5 11. Bxe4? { (1.52 → 0.10) Mistake. c4 was best. } (11. c4 Nxd2 12. Bxd2 Bxd3 13. Ba5 Qe8 14. Qa3 Ne4 15. Qxd3 f6 16. cxd5 exd5 17. Qb3 fxe5) 11... Nxe4 12. Nxe4 Bxe4 13. dxc5 f6 14. Nf3 Kf7 15. b4 a5?! { (-0.22 → 0.53) Inaccuracy. b6 was best. } (15... b6) 16. Qb3?! { (0.53 → -0.54) Inaccuracy. Qb5 was best. } (16. Qb5 Be7 17. Bd2 Qc8 18. a4 Qc6 19. Rfd1 h5 20. Be1 Qa6 21. h3 Rhg8 22. Ra2 Rgc8) 16... b6 17. cxb6 Qxb6 18. a3 Bd6 19. Nd4 Rhc8 20. Bb2?! { (-0.55 → -1.17) Inaccuracy. Bd2 was best. } (20. Bd2) 20... Rc4 21. f5?? { (-0.78 → -2.79) Blunder. Rf2 was best. } (21. Rf2 a4) 21... e5 22. Ne6? { (-2.82 → -4.75) Mistake. Nf3 was best. } (22. Nf3 Qxe3+ 23. Rf2 Bxf3 24. gxf3 Bc7 25. Qd1 Rd8 26. Bc1 Qxc3 27. Bd2 Qd3 28. bxa5 Qxf5) 22... Qxe3+ 23. Kh1?? { (-4.82 → Mate in 4) Checkmate is now unavoidable. Rf2 was best. } (23. Rf2 Bxf5 24. Bc1 Qxc3 25. Qxc3 Rxc3 26. Nxg7 Bd3 27. Nh5 f5 28. Bb2 axb4 29. Bxc3 bxc3) 23... Qe2?? { (Mate in 4 → -5.48) Lost forced checkmate sequence. Bxg2+ was best. } (23... Bxg2+ 24. Kxg2 Rg4+ 25. Kh1 Qe4+ 26. Rf3 Qxf3#) 24. Rg1 Bxf5 25. Nc5 Bxc5?! { (-5.57 → -3.99) Inaccuracy. a4 was best. } (25... a4 26. Qd1 Qxd1 27. Rgxd1 Bxc5 28. Rxd5 Bf8 29. Rf1 Ke6 30. Rb5 Rd8 31. Kg1 Bd3 32. Rd1) 26. bxc5 Ra7 27. Rae1 Qc2 28. Qb8 Be4?? { (-4.03 → 4.87) Blunder. Re7 was best. } (28... Re7 29. Qb6 Qa4 30. Rgf1 Qd7 31. a4 Bd3 32. Rf3 Be4 33. Rg3 Re6 34. Qb8 Bg6 35. Qh8) 29. Qxa7+ Kg6 30. Qb7? { (4.88 → 2.92) Mistake. Re3 was best. } (30. Re3 Bf5 31. Rg3+ Rg4 32. Rxg4+ Bxg4 33. Bc1 h5 34. Qxa5 Kh7 35. c6 h4 36. h3 Bxh3) 30... Rxc5? { (2.92 → 5.79) Mistake. h5 was best. } (30... h5 31. Re3 h4 32. c6 d4 33. Rxe4 Qxe4 34. cxd4 exd4 35. Qd7 d3 36. c7 Qf5 37. Qxf5+) 31. c4?? { (5.79 → 2.79) Blunder. Re3 was best. } (31. Re3 Qf2 32. Rg3+ Qxg3 33. hxg3 h6 34. Rf1 Bd3 35. Rf2 Rb5 36. Qd7 d4 37. cxd4 exd4) 31... Rxc4 32. Qb5 Qf2 33. Qe8+?? { (3.77 → 0.49) Blunder. Ref1 was best. } (33. Ref1 Qa7 34. Qe8+ Qf7 35. Qxf7+ Kxf7 36. Bxe5 Rc2 37. Bd4 Rd2 38. Bb6 Ra2 39. Rf2 Rxa3) 33... Kh6 34. Bc1+ g5 35. Qf8+ Kh5?? { (0.48 → 4.60) Blunder. Kg6 was best. } (35... Kg6) 36. Qf7+ Kh6 37. Rxe4? { (5.14 → 3.17) Mistake. Bd2 was best. } (37. Bd2 Qxd2 38. Qxf6+ Kh5 39. Rxe4 Rxe4 40. g4+ Rxg4 41. Qf7+ Kh6 42. Qe6+ Kg7 43. Qxe5+ Kf7) 37... dxe4?? { (3.17 → 6.87) Blunder. Rxe4 was best. } (37... Rxe4 38. Bd2 d4 39. Bxa5 Qf5 40. Bb4 Qg6 41. Qb7 Rf4 42. a4 Qd3 43. Qf7 Qg6 44. Qf8+) 38. Bxg5+?! { (6.87 → 4.46) Inaccuracy. Be3 was best. } (38. Be3 Qf5 39. Qxc4 Kg7 40. Rb1 Kg6 41. h3 Qd7 42. Rc1 Qb7 43. Qg8+ Qg7 44. Qxg7+ Kxg7) 38... Kxg5 39. Qg7+?? { (4.60 → 0.00) Blunder. Qg8+ was best. } (39. Qg8+ Kf5 40. Qxc4 e3 41. Rf1 Qxf1+ 42. Qxf1+ Kg6 43. Qe2 Kf7 44. Qxe3 Ke6 45. Kg1 h5) 39... Kf5 40. Qd7+ Kg6 41. Qe8+ Kh6?? { (0.00 → 4.60) Blunder. Kg7 was best. } (41... Kg7 42. Qe7+ Kg6 43. Qe8+) 42. Qf8+ Kg6 43. Qg8+ Kf5 44. Qxc4 e3 45. Rf1 Qxf1+ 46. Qxf1+ Ke4?? { (5.07 → Mate in 26) Checkmate is now unavoidable. Ke6 was best. } (46... Ke6 47. g4 Ke7 48. Kg2 e2 49. Qxe2 Kf8 50. Qa6 Kf7 51. Qxa5 h5 52. gxh5 Kg7 53. Kf3) 47. Qe2?? { (Mate in 26 → 4.96) Lost forced checkmate sequence. Qc4+ was best. } (47. Qc4+ Kf5 48. g4+ Kg5 49. Qe6 h5 50. Qf5+ Kh6 51. Qxf6+ Kh7 52. Qf7+ Kh8 53. Qxh5+ Kg8) 47... f5?? { (4.96 → Mate in 1) Checkmate is now unavoidable. Kf5 was best. } (47... Kf5 48. g3 Kg6 49. Qxe3 Kf5 50. Qh6 Ke6 51. Qxh7 Kd5 52. Kg2 e4 53. h4 f5 54. Qxf5+) 48. g3?? { (Mate in 1 → 4.96) Lost forced checkmate sequence. Qc4# was best. } (48. Qc4#) 48... f4 49. gxf4 exf4? { (5.40 → 34.95) Mistake. Kxf4 was best. } (49... Kxf4 50. Kg2) 50. Kg2 a4 51. Qc4+ Ke5 52. Kf3 e2 53. Qxf4+ Kd5 54. Qe3 Kc4 55. Qxe2+ Kb3 56. Qe3+ Kb2 57. Ke4 h5 58. Kd4 h4 59. Kc4 h3 60. Qc3+ Ka2 61. Kd3 Kb1 62. Kd2 Ka2 63. Qb4 Ka1 64. Kc2 Ka2 65. Qb2# { White wins by checkmate. } 1-0